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[4.4,v1,05/17] metag: Adjust system_state check

Message ID 1739170545-25011-6-git-send-email-kazuhiro3.hayashi@toshiba.co.jp (mailing list archive)
State New
Headers show
Series Backport fixes that depends on SYSTEM_SCHEDULING | expand

Commit Message

Kazuhiro Hayashi Feb. 10, 2025, 6:55 a.m. UTC 
From: Thomas Gleixner <tglx@linutronix.de>

commit dcd2e4734b428709984e2fa35ebbd6cccc246d47 upstream.

To enable smp_processor_id() and might_sleep() debug checks earlier, it's
required to add system states between SYSTEM_BOOTING and SYSTEM_RUNNING.

Adjust the system_state check in stop_this_cpu() to handle the extra states.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: James Hogan <james.hogan@imgtec.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Link: http://lkml.kernel.org/r/20170516184735.283420315@linutronix.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Kazuhiro Hayashi <kazuhiro3.hayashi@toshiba.co.jp>
---
 arch/metag/kernel/smp.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)
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Patch

diff --git a/arch/metag/kernel/smp.c b/arch/metag/kernel/smp.c
index c3c6f0864881..0bc03c257fe6 100644
--- a/arch/metag/kernel/smp.c
+++ b/arch/metag/kernel/smp.c
@@ -565,8 +565,7 @@  static void stop_this_cpu(void *data)
 {
 	unsigned int cpu = smp_processor_id();
 
-	if (system_state == SYSTEM_BOOTING ||
-	    system_state == SYSTEM_RUNNING) {
+	if (system_state <= SYSTEM_RUNNING) {
 		spin_lock(&stop_lock);
 		pr_crit("CPU%u: stopping\n", cpu);
 		dump_stack();